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ASTM Grade LC9 Steel vs. Solder Alloy 502

ASTM grade LC9 steel belongs to the iron alloys classification, while solder alloy 502 belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM grade LC9 steel and the bottom bar is solder alloy 502.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
53
Elongation at Break, % 22
34
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
19
Tensile Strength: Ultimate (UTS), MPa 660
58

Thermal Properties

Latent Heat of Fusion, J/g 260
66
Melting Completion (Liquidus), °C 1450
350
Melting Onset (Solidus), °C 1410
220
Specific Heat Capacity, J/kg-K 470
230
Thermal Expansion, µm/m-K 13
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
12
Electrical Conductivity: Equal Weight (Specific), % IACS 10
15

Otherwise Unclassified Properties

Density, g/cm3 7.9
7.4
Embodied Carbon, kg CO2/kg material 2.3
15
Embodied Energy, MJ/kg 31
260

Common Calculations

Stiffness to Weight: Axial, points 13
4.0
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 23
2.2
Strength to Weight: Bending, points 21
4.5
Thermal Shock Resistance, points 20
3.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
3.5 to 4.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 87.4 to 91.5
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 0.9
0
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 8.5 to 10
0 to 0.010
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.45
0
Silver (Ag), % 0
0.8 to 1.2
Sulfur (S), % 0 to 0.045
0
Tin (Sn), % 0
93.8 to 95.7
Vanadium (V), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.0010